Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000887343-12-000020-index-headers.html | 2012-05-07 17:29:21 | |
| 0000887343-12-000020-index.html | 2012-05-07 17:29:21 | |
| 0000887343-12-000020.txt | 2012-05-07 17:29:21 | |
 0000887343-12-000020-xbrl.zip | 309196 | 2012-05-07 17:29:21 |
| colb-20120331.xml | 4457796 | 2012-05-07 17:29:21 |
| colb-20120331.xsd | 65083 | 2012-05-07 17:29:21 |
| colb-20120331_cal.xml | 103754 | 2012-05-07 17:29:21 |
| colb-20120331_def.xml | 456010 | 2012-05-07 17:29:21 |
| colb-20120331_lab.xml | 747942 | 2012-05-07 17:29:21 |
| colb-20120331_pre.xml | 528601 | 2012-05-07 17:29:21 |
| colb0331201210-q.htm | 2571127 | 2012-05-07 17:29:21 |
| colb03312012ex311.htm | 12189 | 2012-05-07 17:29:21 |
| colb03312012ex312.htm | 12265 | 2012-05-07 17:29:21 |
| colb03312012ex32.htm | 7852 | 2012-05-07 17:29:21 |
| FilingSummary.xml | 33826 | 2012-05-07 17:29:21 |
| Financial_Report.xls | 3465097 | 2012-05-07 17:29:21 |
| R1.htm | 26694 | 2012-05-07 17:29:21 |
| R10.htm | 6892 | 2012-05-07 17:29:21 |
| R11.htm | 154911 | 2012-05-07 17:29:21 |
| R12.htm | 583551 | 2012-05-07 17:29:21 |
| R13.htm | 302609 | 2012-05-07 17:29:21 |
| R14.htm | 30690 | 2012-05-07 17:29:21 |
| R15.htm | 157876 | 2012-05-07 17:29:21 |
| R16.htm | 38586 | 2012-05-07 17:29:21 |
| R17.htm | 15636 | 2012-05-07 17:29:21 |
| R18.htm | 35052 | 2012-05-07 17:29:21 |
| R19.htm | 261404 | 2012-05-07 17:29:21 |
| R2.htm | 150545 | 2012-05-07 17:29:21 |
| R20.htm | 38420 | 2012-05-07 17:29:21 |
| R21.htm | 157979 | 2012-05-07 17:29:21 |
| R22.htm | 683164 | 2012-05-07 17:29:21 |
| R23.htm | 293666 | 2012-05-07 17:29:21 |
| R24.htm | 24033 | 2012-05-07 17:29:21 |
| R25.htm | 154517 | 2012-05-07 17:29:21 |
| R26.htm | 35984 | 2012-05-07 17:29:21 |
| R27.htm | 27323 | 2012-05-07 17:29:21 |
| R28.htm | 255566 | 2012-05-07 17:29:21 |
| R29.htm | 35776 | 2012-05-07 17:29:21 |
| R3.htm | 34378 | 2012-05-07 17:29:21 |
| R30.htm | 26478 | 2012-05-07 17:29:21 |
| R31.htm | 44581 | 2012-05-07 17:29:21 |
| R32.htm | 9699 | 2012-05-07 17:29:21 |
| R33.htm | 39029 | 2012-05-07 17:29:21 |
| R34.htm | 13053 | 2012-05-07 17:29:21 |
| R35.htm | 25987 | 2012-05-07 17:29:21 |
| R36.htm | 72836 | 2012-05-07 17:29:21 |
| R37.htm | 31616 | 2012-05-07 17:29:21 |
| R38.htm | 58485 | 2012-05-07 17:29:21 |
| R39.htm | 88382 | 2012-05-07 17:29:21 |
| R4.htm | 65996 | 2012-05-07 17:29:21 |
| R40.htm | 14954 | 2012-05-07 17:29:21 |
| R41.htm | 5239 | 2012-05-07 17:29:21 |
| R42.htm | 64835 | 2012-05-07 17:29:21 |
| R43.htm | 8322 | 2012-05-07 17:29:21 |
| R44.htm | 33728 | 2012-05-07 17:29:21 |
| R45.htm | 25690 | 2012-05-07 17:29:21 |
| R46.htm | 52481 | 2012-05-07 17:29:21 |
| R47.htm | 30805 | 2012-05-07 17:29:21 |
| R48.htm | 19276 | 2012-05-07 17:29:21 |
| R49.htm | 21209 | 2012-05-07 17:29:21 |
| R5.htm | 148800 | 2012-05-07 17:29:21 |
| R50.htm | 21081 | 2012-05-07 17:29:21 |
| R51.htm | 18589 | 2012-05-07 17:29:21 |
| R52.htm | 31813 | 2012-05-07 17:29:21 |
| R53.htm | 18273 | 2012-05-07 17:29:21 |
| R54.htm | 8046 | 2012-05-07 17:29:21 |
| R55.htm | 15156 | 2012-05-07 17:29:21 |
| R56.htm | 41403 | 2012-05-07 17:29:21 |
| R57.htm | 34649 | 2012-05-07 17:29:21 |
| R58.htm | 22264 | 2012-05-07 17:29:21 |
| R59.htm | 71542 | 2012-05-07 17:29:21 |
| R6.htm | 20441 | 2012-05-07 17:29:21 |
| R60.htm | 47828 | 2012-05-07 17:29:21 |
| R7.htm | 55011 | 2012-05-07 17:29:21 |
| R8.htm | 171229 | 2012-05-07 17:29:21 |
| R9.htm | 8475 | 2012-05-07 17:29:21 |
| report.css | 2721 | 2012-05-07 17:29:21 |
| Show.js | 6423 | 2012-05-07 17:29:21 |